Back to quiz

6. Cytokinesis

  • separates one cell into two non-identical cells
  • separates one cell into two
  • separates one cell into four
  • separates one cell into three

7. What are the functions of chromatin?

  • package DNA, strengthen DNA, control gene expression + DNA replication
  • package DNA, strengthen DNA, control DNA expression + DNA replication
  • package DNA, strengthen DNA, control DNA expression + DNA synthesis
  • package DNA, send DNA to nucleus, control gene expression + DNA synthesis

8. What is the short arm called?

  • l arm
  • p arm
  • q arm
  • r arm

9. What is a nucleosome?

  • basic repeating structural and functional unit of chromatin
  • basic repeating structural and functional unit of centromere
  • basic repeating structural and functional unit of chromosomes
  • basic repeating structural and functional unit of DNA

10. What are histones?

  • polynucleotides, compact chromosomal RNA, provide energy
  • proteins, compact chromosomal DNA, provide energy
  • proteins, compact chromosomal RNA, provide energy
  • polynucleotides, compact chromosomal DNA, provide energy

11. Eukaryotes divide by...

  • mitosis or meiosis
  • fusion
  • fission
  • cell division